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There are 28 routes assigned to the "A" zone of the California Route Marker Program, which designates county routes in California. The "A" zone includes county highways in
Lassen Lassen is a Danish and Norwegian patronymic surname meaning "son of Lars" (equivalent of Laurentius), and thus a parallel form of the more common surname Larsen. Notable people with the surname include: * Anders Lassen (1920–1945), a Danish reci ...
, Plumas, Shasta, Siskiyou, and Tehama counties.


A1

County Route A1, more commonly known as Route of the Olympic Torch, is a county route in Lassen County, California. County Route A1 runs from Route 36 near
Susanville Susanville (formerly known as Rooptown) is a town in and the county seat of Lassen County, California, United States. Susanville is located on the Susan River in the southern part of the county, at an elevation of . Its population is 16,728 a ...
to Route 139 near Eagle Lake. It was originally named Eagle Lake Road. Major junctions
This route still exists as a bypass from Susanville for north–south motorists, but it is no longer signed as such.


A2

County Route A2 or Susanville Road is a county route located in Lassen County, connecting SR 299 and SR 139. Major junctions


A3

County Route A3 or StandishBuntingville Road is a road in Lassen County connected to U.S. Route 395, and functions as a bypass for northbound traffic around
Susanville Susanville (formerly known as Rooptown) is a town in and the county seat of Lassen County, California, United States. Susanville is located on the Susan River in the southern part of the county, at an elevation of . Its population is 16,728 a ...
. At its northern end it is signed for Reno (via US 395), and its southern end for Lakeview, also via US 395. This route still serves as bypass for north–south 395 motorists, but is no longer signed as such. Major junctions


A5

County Route A5 or Bowman Road is a road in
Tehama County Tehama County ( ; Wintun for "high water") is a county located in the northern part of the U.S. state of California. As of the 2020 census, the population was 65,829. The county seat and largest city is Red Bluff. Tehama County comprises th ...
connecting State Route 36 in Rosewood and
I-5 Interstate 5 (I-5) is the main north–south Interstate Highway on the West Coast of the United States, running largely parallel to the Pacific coast of the contiguous U.S. from Mexico to Canada. It travels through the states of Californi ...
in Cottonwood Major junctions


A6

County Route A6 or Long Road is a road in Tehama County connecting Manton Road in
Dales Dale or dales may refer to: Locations * Dale (landform), an open valley * Dale (place name element) Geography ;Australia *The Dales (Christmas Island), in the Indian Ocean ;Canada *Dale, Ontario ;Ethiopia *Dale (woreda), district ;Norway *Dal ...
to Forward Road in Manton. Along the way it has an intersection with SR 36. Major junctions


A7

County Route A7 is a road in Tehama County connecting Live Oak Road and SR 36 in Red Bluff. Major junctions


A8

County Route A8 is road in Tehama County connecting SR 99 in Los Molinos and SR 36 in Red Bluff. Major junctions


A9

County Route A9 is a road in Tehama County connecting Round Valley Road in Paskenta and SR 99 and Interstate 5 in Corning. Major junctions


A10

County Route A10, known locally as "Everett Memorial Highway", is a long county road in Siskiyou County near Mount Shasta. It runs from Ski Village Drive in the town of Mount Shasta City to a dead end at the level on Mount Shasta. The highway, completed in 1958 at a cost of $980,000 and designated in 1959, was originally built to provide access to the Mount Shasta Ski Bowl, which was destroyed by an avalanche in 1978. Today, the highway provides access to Mount Shasta for climbers, skiers, and anyone wanting access to the mountain. In wintertime, the road is kept open only to the U.S.F.S outpost at the level. Major junctions


A11

County Route A11 or Gyle Road is a county route located in Tehama County and connecting Interstate 5 and CR A8 near Tehama. Major junctions


A12

County Route A12, known locally as the "99-97 Cutoff", or more commonly, "the 97 cutoff", is a two-lane rural highway with a length of . A12 begins in the west at its junction with
Old 99 Highway U.S. Route 99 (US 99) was a main north–south United States Numbered Highway on the West Coast of the United States until 1964, running from Calexico, California, on the US–Mexico border to Blaine, Washington, on the U.S.-Canada bor ...
, which was once US 99. Just a few dozen yards to the east, it intersects Interstate 5. Its eastern terminus is at US 97, north of Weed. One mile east of the Interstate junction, it passes through the tiny village of
Grenada Grenada ( ; Grenadian Creole French: ) is an island country in the West Indies in the Caribbean Sea at the southern end of the Grenadines island chain. Grenada consists of the island of Grenada itself, two smaller islands, Carriacou and Pe ...
, the only population center of any merit along the route. further east is the burg Mayten, which consists only of a
convenience store A convenience store, convenience shop, corner store or corner shop is a small retail business that stocks a range of everyday items such as coffee, groceries, snack foods, confectionery, soft drinks, ice creams, tobacco products, lottery ticket ...
, a church, and an
elementary school A primary school (in Ireland, the United Kingdom, Australia, Trinidad and Tobago, Jamaica, and South Africa), junior school (in Australia), elementary school or grade school (in North America and the Philippines) is a school for primary ed ...
. The route is heavily used by travellers and truckers southbound on Interstate 5 who wish to use US 97 northbound en route to Klamath Falls and points north. This route saves over than if the alternative routing via I-5 to Weed, then north on US 97 was used. Hence, the local name "97 cutoff". The western two-thirds of the route passes through agricultural areas, and is very reminiscent of two-lane farm roads in California's Central Valley. However, the eastern portion is very scenic, passing through an area with towering dark red crags and buttes to the north. Major junctions


A13

County Route A13, also known as Walker Memorial Road, is a road in Plumas County connected to SR 36. Major junctions


A14

County Route A14 or Graeagle Johnsville Road is a road in Plumas County connecting SR 89 and Johnsville. Major junctions


A15

County Route A15 or Portola McLears Road is a road in Plumas County connecting SR 89 and SR 70 in
Portola Portola may refer to: * ''Portola'' (album), a 1998 album by Rose Melberg * Portola, California * Portola, San Francisco, California People with the surname * Gaspar de Portolá (ca. 1717-aft.1784), Spanish soldier, first governor of the Californi ...
. On its northern end, after passing through the Old Town commercial district of Portola, A15 passes the Western Pacific Railroad Museum. Major junctions


A16

County Route A16 or Platina Road is a county route located in Shasta County connecting SR 36 to SR 273 in Redding. Known locally as "Ditch Grade Road"; the final section before the junction with SR 36 closely follows the contour of hillside as this route was previously used to bring water to the mine at Platina. There is a rock formation some from SR 36 known as ''Old Man Rock'' or ''The Lincoln Memorial''. Major junctions


A17

County Route A17 is a county route in the U.S. State of California, located in Shasta County and Tehama County, connecting
I-5 Interstate 5 (I-5) is the main north–south Interstate Highway on the West Coast of the United States, running largely parallel to the Pacific coast of the contiguous U.S. from Mexico to Canada. It travels through the states of Californi ...
near Cottonwood and
California State Route 44 State Route 44 (SR 44) is a state highway in the U.S. State of California that travels in an east–west direction from State Routes 273 and 299 in Redding to Lassen Volcanic National Park before ending at State Route 36 west of Susanvill ...
near Inwood. Major junctions


A18

County Route A18 or Lake Boulevard is a road in Shasta County on the State Scenic Highway System connecting SR 273 (as well as Interstate 5 and SR 299) in Redding and Shasta Dam. Major junctions


A19

County Route A19 or McArthur Road is a county route in Shasta County connecting SR 299 to SR 89. Major junctions


A20

County Route A20 or Glenburn Road is a county route located in Shasta County connecting SR 89 to CR A19. Major junctions


A21

County Route A21 or Mooney Road connects California State Route 147 to California State Route 44 and intersects California State Route 36 along the way. Major junctions


A22

County Route A22 or Arlington Road is a county route located in Plumas County connecting SR 89 in Crescent Mills to Taylorsville. Major junctions


A23

County Road A23 connects SR 49/ SR 89 near Sattley to SR 70 near Beckwourth passing through the Sierra Valley on its west side. In the northerly direction, County Road A23 begins at the junction of SR 49/ SR 89 at Sattley, formerly known as Church's Corners, which is a census-designated place in Sierra County. The road leaves Sattley as Westside Road. It passes near Calpine, a census-designated place in Sierra County where the road becomes Beckwourth-Calpine Road and continues to SR 70 near Beckwourth, a census-designated place in Plumas County. Major junctions


A24

County Route A24 or Dyson Lane is a county route located in Plumas and Sierra County connecting SR 49 in Loyalton to SR 70 in
Hawley Hawley may refer to: * Hawley (surname) Titles * Baron Hawley * Hawley baronets Places named Hawley ;In Australia * Hawley Beach, Tasmania ;In the United Kingdom * Hawley, Hampshire * Hawley, Kent ;In the United States * Hawley, Colorado * ...
. Major junctions


A25

County Route A25 or Herlong Access Road is a short highway, paired with CR A26, that services Herlong and the
Sierra Army Depot Sierra Army Depot (SIAD) is a United States Army post and military equipment storage facility located near the unincorporated community of Herlong, California. It was built in 1942 as one of several ammunition storage facilities located far enou ...
. Major junctions


A26

County Route A26 or Garnier Road is a short highway, paired with CR A25, that services Herlong and the
Sierra Army Depot Sierra Army Depot (SIAD) is a United States Army post and military equipment storage facility located near the unincorporated community of Herlong, California. It was built in 1942 as one of several ammunition storage facilities located far enou ...
. Major junctions


A27

County Route A27 or Center Road is a county route that goes from SR 36 in
Susanville Susanville (formerly known as Rooptown) is a town in and the county seat of Lassen County, California, United States. Susanville is located on the Susan River in the southern part of the county, at an elevation of . Its population is 16,728 a ...
to US 395 in Litchfield, passing by the High Desert State Prison. Major junctions


A28

County Route A28 is a two-lane rural highway. A28 begins at CR A12 in
Grenada Grenada ( ; Grenadian Creole French: ) is an island country in the West Indies in the Caribbean Sea at the southern end of the Grenadines island chain. Grenada consists of the island of Grenada itself, two smaller islands, Carriacou and Pe ...
, connecting Grenada with
I-5 Interstate 5 (I-5) is the main north–south Interstate Highway on the West Coast of the United States, running largely parallel to the Pacific coast of the contiguous U.S. from Mexico to Canada. It travels through the states of Californi ...
near
Hornbrook Hornbrook is a census-designated place (CDP) in Siskiyou County, California, United States. Its population is 266 as of the 2020 census, up from 248 from the 2010 census. It was named by the Southern Pacific Railroad in 1886, derived from the ...
via Montague. It is a flat, level route, and for this reason, was the original preferred routing for both US 99 and I-5 through the area. In both instances, the routing was changed because of intense lobbying by officials in
Yreka Yreka ( ) is the county seat of Siskiyou County, California, United States, near the Shasta River; the city has an area of about , most of it land. As of the 2020 United States Census, the population was 7,807, reflecting a meager increase fro ...
, who decried the fact that the major highway through the county would bypass the county seat. Thus, both highways ended up being built over far more rigorous terrain at a huge cost increase. A28 serves the aforementioned three towns, as well as numerous homes and ranches along the way. Major junctions


A29

County Route A29 or Big Springs Road is a county route that goes from the 99-97 Cutoff to US 97, passing through the census-designated place of
Lake Shastina A lake is an area filled with water, localized in a basin, surrounded by land, and distinct from any river or other outlet that serves to feed or drain the lake. Lakes lie on land and are not part of the ocean, although, like the much larger ...
and unincorporated community of Big Springs. Major junctions


See also

*


References

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